Mountain Mint (Pycnanthemum muticum) Seeds

Mountain Mint (Pycnanthemum muticum), also known as Blunt Mountain Mint, is a powerful pollinator magnet known for its dense flower clusters and silver-white bracts that shine like metal in the sunlight. This hardy native perennial thrives in a wide range of soils, from meadows to garden borders, and attracts an impressive diversity of bees and beneficial insects. Its upright clumps create a striking texture and natural beauty in wildlife gardens, prairie plantings, and landscape designs focused on ecological value.

Features

• Silver-white bracts with clusters of small pink-tinted flowers.
• One of the most pollinator-attractive native perennials.
• Thrives in meadows, borders, native gardens, and restoration sites.
• Upright, dense clumps add height and structure to landscapes.
• Highly adaptable to soil types once established.
• Non-GMO Pycnanthemum muticum seed variety.

Specifications

• Common Name: Mountain Mint, Blunt Mountain Mint
• Scientific Name: Pycnanthemum muticum
• Plant Type: Native perennial herb
• USDA Zones: 4–9
• Bloom Color: Silver-white bracts with small soft pink flowers
• Bloom Season: Midsummer to early fall
• Height: 24–36 inches
• Spread: 18–36 inches (clump forming)
• Growth Habit: Upright, spreading clumps
• Heirloom: Yes
• GMO Status: Non-GMO
• Organic: Not certified organic
• Light Requirements: Full sun to partial shade
• Soil Preference: Moist to average, well-drained soil
• Water Needs: Moderate; tolerant once established
• Pollinator Friendly: High (supports many species)
• Wildlife Support: Provides nectar for beneficial insects
• Maintenance Level: Low
• Plant Spacing: 18–24 inches
• Seed Viability: 2–3 years stored cool & dry

Planting Guide

• Sow indoors in late winter or direct sow outdoors in fall or early spring.
• Cold stratify for 4–6 weeks for best germination (refrigerate in moist medium).
• Press seeds on the soil surface; do not bury (needs light to germinate).
• Keep soil moist until germination (14–35 days, often slower in cool soil).
• Transplant or thin seedlings to 18–24 inches apart.
• Choose full sun for densest growth and highest pollinator support.
• Water regularly during establishment, then reduce watering.
• Allow clumps to expand naturally for wildlife and meadow gardens.
• Leave seedheads over winter for insect habitat and visual interest.